Tubing adapter



FIG. 1 is a perspective view of a tubing adapter showing our new design;

FIG. 2 is another perspective view thereof from the opposite direction of that shown in FIG. 1;

FIG. 3 is a top view thereof;

FIG. 4 is a front view elevation thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a first side elevation view thereof;

FIG. 7 is a second side elevation view thereof for the side opposite that shown in FIG. 6;

FIG. 8 is a sectional view thereof taken at line 8--8 of FIG. 4; and,

FIG. 9 is another sectional view thereof taken at line 9--9 of FIG. 4. 

The ornamental design for a tubing adapter, as shown and described. 